September 1997
Columns
HP Reliability: Spectrum, FFT and cepstrum analyses pinpoint machinery distress
Familiarity with diagnostic techniques such as FFT spectrum analysis, cepstrum analysis and amplitude demodulation is vital when effectively diagnosing particular performance flaws in rotating machine..
The Author
Heinz P. Bloch resides in Montgomery, Texas. He retired as Exxon Chemical’s Regional Machinery Specialist for the U.S. and has authored or co-written more than 780 publications, among them 23 comprehensive books on practical machinery management, failure analysis, failure avoidance, compressors, steam turbines, pumps, oil mist lubrication and optimized lubrication for industry. Mr. Bloch holds BS and MS degrees (cum laude) in mechanical engineering from the Newark College of Engineering (NCE). He is one of 10 inaugural inductees into NCE’s Hall of Fame, which honors its most distinguished alumni.
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